Trump stands by national security adviser despite leaked military plans, saying mishap had ‘no impact’ on Yemen strikes  —  “Michael Waltz has learned a lesson, and he's a good man,” President Donald Trump said of his national security adviser in a Tuesday phone interview with NBC News.

Days after the Signal leak, the Pentagon warned the app was the target of hackers  —  Several days after top national security officials accidentally included a reporter in a Signal chat about bombing the Houthi sites in Yemen, a Pentagon-wide advisory warned against using the messaging app, even for unclassified information.

'It's so unbelievable': Cyber world stunned over war planners using Signal  —  Regardless of app security, experts say communicating the military plans of the U.S. government in a non-classified space creates a massive security vulnerability.  —  Lawmakers and experts are sounding the alarm …

It's a thousand times worse than you think  —  Whiskeyleaks seems appropriate  —  The explosive news broke yesterday that National Security Advisor Michael Waltz had opened a Signal group chat to discuss the planning for strikes on Houthi rebels in Yemen and included Atlantic Editor-in-Chief Jeffrey Goldberg.

Seven Reasons Trump's Entire National Security Team Should Resign in Disgrace  —  The White House, with the help of Politico, is trying to make National Security Adviser Mike Waltz the fall guy for adding Atlantic editor Jeff Goldberg to the Signal thread on which they planned war strikes against Yemen.

White House defiant after messaging fiasco with The Atlantic  —  Trump administration true believers are closing ranks to try to protect top national security officials from being pushed out over Monday's Signal scandal, insiders tell Axios.  — Why it matters: Democrats and critics …